S-91100A357 17.2 mm ID x 39.5 mm OD DIN 7349-A Oversized Washers
Oversized Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc-plated steel construction, extending service life in harsh industrial environments
- Optimal load distribution with precise 39.5mm outer diameter, preventing surface damage and fastener loosening under vibration
- Perfect compatibility with M16 Class 8.8 fasteners, ensuring reliable performance in high-strength assemblies
- Enhanced durability through DIN 7349-A compliance, guaranteeing consistent dimensional accuracy and mechanical properties
- Environmental compliance with RoHS 3 and REACH standards, making it suitable for regulated industries worldwide
- Easy installation with 17.2mm inner diameter, providing smooth fitment and reducing assembly time
- Robust construction with 5.4-6.6mm thickness range, maintaining structural integrity under heavy loads
Professional Applications & Engineering Value
This M16 flat washer delivers critical engineering solutions where load distribution and corrosion resistance are paramount. The zinc-plated steel construction provides essential protection against oxidation and chemical exposure in manufacturing plants, automotive assemblies, and construction applications. Engineered to DIN 7349-A specifications, it maintains precise dimensional stability when paired with Class 8.8 fasteners, preventing joint failure from vibration-induced loosening. The metric sizing (17.2mm ID × 39.5mm OD) ensures compatibility with international equipment designs, while the 5.4-6.6mm thickness withstands compression forces in heavy machinery and structural frameworks without deformation.
Specification Summary & Compliance
This flat washer features metric dimensions with 17.2mm inner diameter, 39.5mm outer diameter, and 5.4-6.6mm thickness range. Manufactured to DIN 7349-A standards for dimensional precision and mechanical performance. Compatible with M16 Class 8.8 fasteners and constructed from zinc-plated steel for enhanced durability. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial sectors.
